Grundfos CU 361, Manual

6

CONTENTS

Page

1.

Symbols used in this document

6

2.

Product description

7

2.1

Indicator lights

7

2.2

Terminals

7

2.3

Potentially explosive environments

8

3.

Identification

8

3.1

Type key

8

4.

Installation

8

4.1

Location

9

4.2

Enclosure class

9

4.3

Terminals

9

4.4

Cables

9

5.

Mechanical installation

9

6.

EMC-correct installation

10

6.1

Internal GENIbus connection to the
IO 351 and IO 111

11

6.2

Fieldbus communication interface 
modules

11

6.3

Fitting the CIM module

11

7.

Start-up

13

8.

Technical data

13

9.

Electrical data

13

9.1

Supply voltage

13

9.2

Power consumption

13

9.3

Circuit breaker

13

9.4

Digital inputs

13

9.5

Analog inputs

13

9.6

Digital outputs (relay outputs)

13

9.7

Conductors

13

9.8

Battery backup (UPS)

14

9.9

Terminal groups

14

10.

Overview of inputs and outputs

15

11.

Maintenance

16

12.

Service

16

13.

Replacing the CU 361

16

13.1 Replacing the CIM module

16

14.

Dimensions

16

15.

Disposal

16

1. Symbols used in this document

Warning

Prior to installation, read these 
installation and operating instructions. 
Installation and operation must comply 
with local regulations and accepted 
codes of good practice.

Warning

If these safety instructions are not 
observed, it may result in personal 
injury!

Caution

If these safety instructions are not 
observed, it may result in malfunction 
or damage to the equipment!

Note

Notes or instructions that make the job 
easier and ensure safe operation.